I ought to sag you ought to sag he ought to sag we ought to sag you ought to sag they ought to sag
V-ing form
I ought to be sagging you ought to be sagging he ought to be sagging we ought to be sagging you ought to be sagging they ought to be sagging
Perfect
I ought to have sagged you ought to have sagged he ought to have sagged we ought to have sagged you ought to have sagged they ought to have sagged
V-ing perfect
I ought to have been sagging you ought to have been sagging he ought to have been sagging we ought to have been sagging you ought to have been sagging they ought to have been sagging
Negation
Simple form
I oughtn't to sag you oughtn't to sag he oughtn't to sag we oughtn't to sag you oughtn't to sag they oughtn't to sag
V-ing form
I oughtn't to be sagging you oughtn't to be sagging he oughtn't to be sagging we oughtn't to be sagging you oughtn't to be sagging they oughtn't to be sagging
Perfect
I oughtn't to have sagged you oughtn't to have sagged he oughtn't to have sagged we oughtn't to have sagged you oughtn't to have sagged they oughtn't to have sagged
V-ing perfect
I oughtn't to have been sagging you oughtn't to have been sagging he oughtn't to have been sagging we oughtn't to have been sagging you oughtn't to have been sagging they oughtn't to have been sagging
Interrogative form
Simple form
ought to I sag? ought to you sag? ought to he sag? ought to we sag? ought to you sag? ought to they sag?
V-ing form
ought to I be sagging? ought to you be sagging? ought to he be sagging? ought to we be sagging? ought to you be sagging? ought to they be sagging?
Perfect
ought to I have sagged? ought to you have sagged? ought to he have sagged? ought to we have sagged? ought to you have sagged? ought to they have sagged?
V-ing perfect
ought to I have been sagging? ought to you have been sagging? ought to he have been sagging? ought to we have been sagging? ought to you have been sagging? ought to they have been sagging?
Interro-negative form
Simple form
oughtn't I to sag? oughtn't you to sag? oughtn't he to sag? oughtn't we to sag? oughtn't you to sag? oughtn't they to sag?
V-ing form
oughtn't I to be sagging? oughtn't you to be sagging? oughtn't he to be sagging? oughtn't we to be sagging? oughtn't you to be sagging? oughtn't they to be sagging?
Perfect
oughtn't I to have sagged? oughtn't you to have sagged? oughtn't he to have sagged? oughtn't we to have sagged? oughtn't you to have sagged? oughtn't they to have sagged?
V-ing perfect
oughtn't I to have been sagging? oughtn't you to have been sagging? oughtn't he to have been sagging? oughtn't we to have been sagging? oughtn't you to have been sagging? oughtn't they to have been sagging?